84045582 has 12 divisors (see below), whose sum is σ = 182098800. Its totient is φ = 28015188.

The previous prime is 84045581. The next prime is 84045641. The reversal of 84045582 is 28554048.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (84045581) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 2334582 + ... + 2334617.

It is an arithmetic number, because the mean of its divisors is an integer number (15174900).

Almost surely, 2^84045582 is an apocalyptic number.

84045582 is an abundant number, since it is smaller than the sum of its proper divisors (98053218).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

84045582 is a wasteful number, since it uses less digits than its factorization.

84045582 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4669207 (or 4669204 counting only the distinct ones).

The product of its (nonzero) digits is 51200, while the sum is 36.

The square root of 84045582 is about 9167.6377546236. The cubic root of 84045582 is about 438.0311168235.

It can be divided in two parts, 8 and 4045582, that added together give a triangular number (4045590 = T₂₈₄₄).

The spelling of 84045582 in words is "eighty-four million, forty-five thousand, five hundred eighty-two".